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Samsung PM9A1 256GB PCIe 4.0 x4 NVMe M.2 2280
Capacity 256GB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 6,400 MB/s
NAND TLC
54 Score global
Aucun prix actuel chez les marchands
Aperçu
Avantages et inconvénients
Points forts
- Strong random (88th percentile) 88th
- Strong affordability (83rd percentile) 83rd
- Strong speed (75th percentile) 75th
Points faibles
- Below average capacity (18th percentile)
Les preuves
Performances
Caractéristiques techniques
Fiche technique complète
Drive
| Capacity | 256 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 6400 |
| Sequential Write (MB/s) | 2700 |
| Random Read (IOPS) | 500000 |
| Random Write (IOPS) | 600000 |
Hardware
| NAND | TLC |
Reliability
| Warranty (years) | 2 |
Face à la concurrence
| Spec | Samsung PM9A1 | SanDisk Black SN850X WDBB9G0040BNC-WRSN | Kingston FURY Renegade G5 SFYR2S/4T0 | Micron T710 CT4000T710SSD5 | Crucial T700 CT2000T700SSD5 | Western Digital WD_BLACK SN850X |
|---|---|---|---|---|---|---|
| Capacity | 256GB | 4TB | 4TB | 4TB | 2TB | 4TB |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 5.0 | PCIe 5.0 | PCIe 4.0 x4 |
| Seq Read | 6,400 MB/s | 7,300 MB/s | 14,800 MB/s | 14,500 MB/s | 12,400 MB/s | 7,300 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | false | true | true |
| Endurance | - | 2400 TBW | 4000 TBW | 2400 TBW | 1200 TBW | 2400 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Produit | Speed | Random | Feature | Capacity | Endurance | Preuve sociale | Affordability |
|---|---|---|---|---|---|---|---|
| Samsung PM9A1 | 75.3 | 87.6 | 53.7 | 17.8 | 35.8 | 40 | 82.8 |
| SanDisk Black SN850X WDBB9G0040BNC-WRSN Compare | 89 | 95.6 | 89.4 | 92.6 | 88.1 | 95.3 | 10.4 |
| Kingston FURY Renegade G5 SFYR2S/4T0 Compare | 99.5 | 99 | 90.9 | 92.6 | 93.6 | 87.1 | 6.3 |
| Micron T710 CT4000T710SSD5 Compare | 99.1 | 99.2 | 89.4 | 92.6 | 86 | 77.4 | 11.2 |
| Crucial T700 CT2000T700SSD5 Compare | 96.6 | 97.6 | 97.5 | 78.5 | 83 | 77.4 | 23.8 |
| Western Digital WD_BLACK SN850X Compare | 89 | 95.6 | 93.9 | 92.6 | 81 | 95.3 | 8.5 |
Scores par usage
- Global54.3
- Budget81.2
- Jeux45.4
- Laptop55.2
- Console43
- Portable12.6
- Workstation52.9
Un test complet arrive bientôt. Les caractéristiques, scores, prix et graphiques ci-dessus sont toujours à jour.
